DE69006433D1 - Turbine blade. - Google Patents

Turbine blade.

Info

Publication number
DE69006433D1
DE69006433D1 DE90116990A DE69006433A DE69006433D1 DE 69006433 D1 DE69006433 D1 DE 69006433D1 DE 90116990 A DE90116990 A DE 90116990A DE 69006433 A DE69006433 A DE 69006433A DE 69006433 D1 DE69006433 D1 DE 69006433D1
Authority
DE
Germany
Prior art keywords
turbine blade
turbine
blade
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Lifetime
Application number
DE90116990A
Other languages
German (de)
Other versions
DE69006433T2 (en
DE69006433T4 (en
DE69006433T3 (en
Inventor
Shunichi Anzai
Kazuhiko Kawaike
Takashi Ikeguchi
Masami Noda
Tetsuo Sasada
Isao Takehara
Haruo Urushidani
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Hitachi Ltd
Original Assignee
Hitachi Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=16860007&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=DE69006433(D1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Hitachi Ltd filed Critical Hitachi Ltd
Application granted granted Critical
Publication of DE69006433D1 publication Critical patent/DE69006433D1/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
    • F01D5/00—Blades; Blade-carrying members; Heating, heat-insulating, cooling or antivibration means on the blades or the members
    • F01D5/12—Blades
    • F01D5/14—Form or construction
    • F01D5/18—Hollow blades, i.e. blades with cooling or heating channels or cavities; Heating, heat-insulating or cooling means on blades
    • F01D5/187—Convection cooling
    • F01D5/188—Convection cooling with an insert in the blade cavity to guide the cooling fluid, e.g. forming a separation wall
    • F01D5/189—Convection cooling with an insert in the blade cavity to guide the cooling fluid, e.g. forming a separation wall the insert having a tubular cross-section, e.g. airfoil shape
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
    • F01D5/00—Blades; Blade-carrying members; Heating, heat-insulating, cooling or antivibration means on the blades or the members
    • F01D5/12—Blades
    • F01D5/14—Form or construction
    • F01D5/18—Hollow blades, i.e. blades with cooling or heating channels or cavities; Heating, heat-insulating or cooling means on blades
    • F01D5/186—Film cooling
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
    • F05D—INDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
    • F05D2260/00—Function
    • F05D2260/20—Heat transfer, e.g. cooling
    • F05D2260/201—Heat transfer, e.g. cooling by impingement of a fluid

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
DE90116990A 1989-09-04 1990-09-04 Turbine blade. Expired - Lifetime DE69006433D1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1227386A JPH0663442B2 (en) 1989-09-04 1989-09-04 Turbine blades

Publications (1)

Publication Number Publication Date
DE69006433D1 true DE69006433D1 (en) 1994-03-17

Family

ID=16860007

Family Applications (2)

Application Number Title Priority Date Filing Date
DE69006433T Expired - Lifetime DE69006433T4 (en) 1989-09-04 1990-09-04 Turbine blade.
DE90116990A Expired - Lifetime DE69006433D1 (en) 1989-09-04 1990-09-04 Turbine blade.

Family Applications Before (1)

Application Number Title Priority Date Filing Date
DE69006433T Expired - Lifetime DE69006433T4 (en) 1989-09-04 1990-09-04 Turbine blade.

Country Status (4)

Country Link
US (1) US5100293A (en)
EP (1) EP0416542B2 (en)
JP (1) JPH0663442B2 (en)
DE (2) DE69006433T4 (en)

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US7195458B2 (en) * 2004-07-02 2007-03-27 Siemens Power Generation, Inc. Impingement cooling system for a turbine blade
US7416390B2 (en) 2005-03-29 2008-08-26 Siemens Power Generation, Inc. Turbine blade leading edge cooling system
FR2893080B1 (en) * 2005-11-07 2012-12-28 Snecma COOLING ARRANGEMENT OF A DAWN OF A TURBINE, A TURBINE BLADE COMPRISING IT, TURBINE AND AIRCRAFT ENGINE WHICH ARE EQUIPPED
EP1921268A1 (en) 2006-11-08 2008-05-14 Siemens Aktiengesellschaft Turbine blade
US7625180B1 (en) * 2006-11-16 2009-12-01 Florida Turbine Technologies, Inc. Turbine blade with near-wall multi-metering and diffusion cooling circuit
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JP2009162119A (en) * 2008-01-08 2009-07-23 Ihi Corp Turbine blade cooling structure
US8152468B2 (en) * 2009-03-13 2012-04-10 United Technologies Corporation Divoted airfoil baffle having aimed cooling holes
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JP2013100765A (en) 2011-11-08 2013-05-23 Ihi Corp Impingement cooling mechanism, turbine blade, and combustor
JP5927893B2 (en) 2011-12-15 2016-06-01 株式会社Ihi Impinge cooling mechanism, turbine blade and combustor
JP5834876B2 (en) 2011-12-15 2015-12-24 株式会社Ihi Impinge cooling mechanism, turbine blade and combustor
EP2607624B1 (en) * 2011-12-19 2014-12-17 Siemens Aktiengesellschaft Vane for a turbomachine
CN102588000B (en) * 2012-03-12 2014-11-05 南京航空航天大学 Internal cooling structure with grooves and ribs on front edge of turbine blade and method of internal cooling structure
US9156114B2 (en) 2012-11-13 2015-10-13 General Electric Company Method for manufacturing turbine nozzle having non-linear cooling conduit
US9200534B2 (en) * 2012-11-13 2015-12-01 General Electric Company Turbine nozzle having non-linear cooling conduit
ITCO20120059A1 (en) * 2012-12-13 2014-06-14 Nuovo Pignone Srl METHODS FOR MANUFACTURING SHAPED SHAPED LOAFERS IN 3D OF TURBOMACCHINE BY ADDITIVE PRODUCTION, TURBOMACCHINA CAVE BLOCK AND TURBOMACCHINE
CN103806951A (en) * 2014-01-20 2014-05-21 北京航空航天大学 Turbine blade combining cooling seam gas films with turbulence columns
US20160003071A1 (en) * 2014-05-22 2016-01-07 United Technologies Corporation Gas turbine engine stator vane baffle arrangement
WO2016007145A1 (en) 2014-07-09 2016-01-14 Siemens Aktiengesellschaft Impingement jet strike channel system within internal cooling systems
US10119404B2 (en) * 2014-10-15 2018-11-06 Honeywell International Inc. Gas turbine engines with improved leading edge airfoil cooling
GB201504522D0 (en) * 2015-03-18 2015-04-29 Rolls Royce Plc A vane
CN104989529B (en) * 2015-06-02 2016-08-17 哈尔滨工业大学 Control the closed loop bleed fluidic system of turbine cascade top petiolarea flowing
EP3124744A1 (en) * 2015-07-29 2017-02-01 Siemens Aktiengesellschaft Vane with impingement cooled platform
WO2017074404A1 (en) * 2015-10-30 2017-05-04 Siemens Aktiengesellschaft Turbine airfoil with offset impingement cooling at leading edge
US10352177B2 (en) * 2016-02-16 2019-07-16 General Electric Company Airfoil having impingement openings
US10519779B2 (en) * 2016-03-16 2019-12-31 General Electric Company Radial CMC wall thickness variation for stress response
US10392944B2 (en) * 2016-07-12 2019-08-27 General Electric Company Turbomachine component having impingement heat transfer feature, related turbomachine and storage medium
US10408062B2 (en) * 2016-08-12 2019-09-10 General Electric Company Impingement system for an airfoil
US10436048B2 (en) * 2016-08-12 2019-10-08 General Electric Comapny Systems for removing heat from turbine components
US10443397B2 (en) * 2016-08-12 2019-10-15 General Electric Company Impingement system for an airfoil
US10364685B2 (en) * 2016-08-12 2019-07-30 Gneral Electric Company Impingement system for an airfoil
RU2717472C2 (en) * 2016-08-16 2020-03-23 Ансальдо Энергия Свитзерленд Аг Injector device and injector device manufacturing method
US10233761B2 (en) 2016-10-26 2019-03-19 General Electric Company Turbine airfoil trailing edge coolant passage created by cover
US10352176B2 (en) 2016-10-26 2019-07-16 General Electric Company Cooling circuits for a multi-wall blade
US10273810B2 (en) * 2016-10-26 2019-04-30 General Electric Company Partially wrapped trailing edge cooling circuit with pressure side serpentine cavities
US10450875B2 (en) 2016-10-26 2019-10-22 General Electric Company Varying geometries for cooling circuits of turbine blades
US10309227B2 (en) 2016-10-26 2019-06-04 General Electric Company Multi-turn cooling circuits for turbine blades
US10465521B2 (en) 2016-10-26 2019-11-05 General Electric Company Turbine airfoil coolant passage created in cover
US10450950B2 (en) 2016-10-26 2019-10-22 General Electric Company Turbomachine blade with trailing edge cooling circuit
US10598028B2 (en) 2016-10-26 2020-03-24 General Electric Company Edge coupon including cooling circuit for airfoil
US10301946B2 (en) 2016-10-26 2019-05-28 General Electric Company Partially wrapped trailing edge cooling circuits with pressure side impingements
US10577954B2 (en) * 2017-03-27 2020-03-03 Honeywell International Inc. Blockage-resistant vane impingement tubes and turbine nozzles containing the same
US11098596B2 (en) * 2017-06-15 2021-08-24 General Electric Company System and method for near wall cooling for turbine component
JP6353131B1 (en) * 2017-06-29 2018-07-04 三菱日立パワーシステムズ株式会社 Turbine blade and gas turbine
US20190024520A1 (en) * 2017-07-19 2019-01-24 Micro Cooling Concepts, Inc. Turbine blade cooling
EP3473808B1 (en) * 2017-10-19 2020-06-17 Siemens Aktiengesellschaft Blade for an internally cooled turbine blade and method for producing same
US20190309631A1 (en) * 2018-04-04 2019-10-10 United Technologies Corporation Airfoil having leading edge cooling scheme with backstrike compensation
US10787932B2 (en) 2018-07-13 2020-09-29 Honeywell International Inc. Turbine blade with dust tolerant cooling system
US10669862B2 (en) 2018-07-13 2020-06-02 Honeywell International Inc. Airfoil with leading edge convective cooling system
US10989067B2 (en) 2018-07-13 2021-04-27 Honeywell International Inc. Turbine vane with dust tolerant cooling system
US11230929B2 (en) 2019-11-05 2022-01-25 Honeywell International Inc. Turbine component with dust tolerant cooling system
US11814965B2 (en) 2021-11-10 2023-11-14 General Electric Company Turbomachine blade trailing edge cooling circuit with turn passage having set of obstructions

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Also Published As

Publication number Publication date
DE69006433T2 (en) 1994-07-28
EP0416542B1 (en) 1994-02-02
JPH0392504A (en) 1991-04-17
US5100293A (en) 1992-03-31
JPH0663442B2 (en) 1994-08-22
EP0416542A1 (en) 1991-03-13
EP0416542B2 (en) 1997-09-17
DE69006433T4 (en) 1998-06-25
DE69006433T3 (en) 1998-02-05

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Legal Events

Date Code Title Description
8363 Opposition against the patent
8366 Restricted maintained after opposition proceedings